Hackers Can Exfiltrate Sensitive Data from Air-Gapped Computers Using Screen Brightness

optical covert channel

New cybersecurity research shows that attackers can exfiltrate sensitive information from the air-gapped computers by manipulating the brightness of the screen. The attack was discovered by a team of researchers from Ben-Gurion University of the Negev, Israel. The air-gapped computer attack introduces a new covert channel. With the new optical covert channel attacker can exfiltrate […]

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